gecko-dev/widget/Screen.h
Samael Wang 3810bc3903 Bug 1350643 - Part 3: Add GetDPI to nsIScreen & ScreenDetails. r=kanru
MozReview-Commit-ID: HEFyuYV26Wy

--HG--
extra : rebase_source : fb172f4ba99ab7119036ddf4ec1b3eeeaead186c
2017-06-06 18:09:34 +08:00

58 lines
1.4 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef mozilla_widget_Screen_h
#define mozilla_widget_Screen_h
#include "nsIScreen.h"
#include "Units.h"
namespace mozilla {
namespace dom {
class ScreenDetails;
} // namespace dom
} // namespace mozilla
namespace mozilla {
namespace widget {
class Screen final : public nsIScreen
{
public:
NS_DECL_ISUPPORTS
NS_DECL_NSISCREEN
Screen(LayoutDeviceIntRect aRect, LayoutDeviceIntRect aAvailRect,
uint32_t aPixelDepth, uint32_t aColorDepth,
DesktopToLayoutDeviceScale aContentsScale,
CSSToLayoutDeviceScale aDefaultCssScale,
float dpi);
explicit Screen(const mozilla::dom::ScreenDetails& aScreenDetails);
Screen(const Screen& aOther);
mozilla::dom::ScreenDetails ToScreenDetails();
private:
virtual ~Screen() {}
LayoutDeviceIntRect mRect;
LayoutDeviceIntRect mAvailRect;
DesktopIntRect mRectDisplayPix;
DesktopIntRect mAvailRectDisplayPix;
uint32_t mPixelDepth;
uint32_t mColorDepth;
DesktopToLayoutDeviceScale mContentsScale;
CSSToLayoutDeviceScale mDefaultCssScale;
float mDPI;
};
} // namespace widget
} // namespace mozilla
#endif